add cfrac benchmark

1 files changed, 41 insertions, 0 deletions

diff --git a/src/benchmarks/cfrac/picmp.c b/src/benchmarks/cfrac/picmp.c
new file mode 100644
index 0000000..b942268
--- /dev/null
+++ b/src/benchmarks/cfrac/picmp.c
@@ -0,0 +1,41 @@
+#include "pdefs.h"
+#include "precision.h"
+
+static char cmpError[] = "Second arg not single digit";
+
+/*
+ * Single-digit compare
+ */
+int picmp(u, v)
+   register precision u; 
+   register int v;
+{
+   register int i;
+
+   (void) pparm(u);
+
+   if (u->sign) {
+      i = -1;
+      if (v < 0) {
+	 if (-v >= BASE) {
+	    errorp(PDOMAIN, "picmp", cmpError);
+	 }
+	 if (u->size == 1) {
+	    i = - (int) *(u->value) - v;
+	 }
+      }
+   } else {
+      i = 1;
+      if (v >= 0) {
+	 if (v >= BASE) {
+	    errorp(PDOMAIN, "picmp", cmpError);
+	 }
+	 if (u->size == 1) {
+	    i = (int) *(u->value) - v;
+	 }
+      }
+   }
+
+   pdestroy(u);
+   return i;
+}